Want to be a part of High School Musical 4? We know you do, because we feel the same way too! Disney called out to 14-17-year-olds who can sing and dance to be part of an open casting search via the Disney Applause App. The fourth installment will introduce new Wildcats and students from their rival school, the West High Knights. All you need to do is submit a video and a brief scene. For more information, you may log on to DisneyChannel.com/opencall (via Disney.com)

This performance from Justin Bieber and Ludacris will bring you back to your early days as a Belieber. The two performed "Baby," their 2010 collab, in Atlanta during Justin's Purpose Tour. Love this song, always! (via MTV.com)

In a touching social media post, Hailee Steinfeld thanked her Filipino fans who went and welcomed her to her shows as part of her promotions for her EP Haiz. And in case you're wondering what she's up to when she got back, Hailee actually worked as guest editor for Harper's Bazaar. Check out this video of her teaching the magazine's executive editor Macarena moves while she's at it.

Jennifer Lawrence changed her hair color! When she attended the CinemaCon last night to promote her movie Passengers, JLaw debuted her white, silvery hair. Love this! What do you think, Candy Girls?

We're finally hearing what Gigi Hadid has to say about doing the music video for her boyfriend Zayn Malik's first single, "Pillowtalk". The model recently opened up about it and revealed that that was the time when they just started getting together! "It's fun for us because we'd just started dating, so it's kinda cute to look back," she said. "We were so into each other and kinda flirting the whole day, so that's what was fun for us." Aww! (via J-14.com)